| 摘要 |
PROBLEM TO BE SOLVED: To provide a washing machine which prevents the formation of a detergent film on a filter of a filtration device provided in a circulation route of washing water.SOLUTION: The washing machine (washing and drying machine 1) includes: a housing 2; an outer tub 9 which is supported in the housing 2 in a vibration-proof manner and is for storing washing water inside; an inner tub (washing and dewatering tub 8) which is rotatably supported in the outer tub 9 and in which laundry is housed; a drive device 10 which is for rotationally driving the inner tub; a first circulation route (a lower part communication tube 13, a washing water circulation water path 18) for once removing washing water in the outer tub 9 and then returning it in the outer tub 9 again; a circulation pump 17 which is provided on the first circulation route; a filtration device 16 which is provided on the first circulation route at an upstream side of the circulation pump 17; and a second circulation route (a pipe line 37) which is for returning washing water from the circulation pump 17 to the filtration device 16. |
